Cause:The Upgrade express 19-20 is designed to export data from Aleph 19. It is not designed to copy data from Aleph 20 server to another Aleph 20 server.

Resolution:Refer to document "How_to_transfer_configuration_tables_and_Oracle_tables_from_server_A_to_server_B_20101221" in Documentation Center (Home > Documentation Center > Ex Libris Documentation Center > Aleph > Support > How To from Support by subject > Miscellaneous) for information how to copy data and setup from one server to another when both servers are on the same version.